1 ) Can this measure round tube steel wall thickness from 32mm out side diameter by 2.5mm thick etc?

According to the specification of VA8041, the thickness of a steel tube the meter can measure is 3mm. If user places the probe of VA38 at a perfect angle, maybe 2.5mm could be measured. To measure tubular object, Smear more coupling paste, get the direction of sound insulation board in the probe perpendicular to axes of the tube, rolling the probe along the axes back and forth slowly. When the coupling symbol appear, look for the minimum value.

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